Home / 47,347.44-65,339.78-25,838.70

Finding the Fourth Proportional to 47,347.44, 65,339.78 and 25,838.70

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Solution

The fourth proportional to 47,347.44, 65,339.78 and 25,838.70 is: 35,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,347.44 : 65,339.78 = 25,838.70 : x
  2. Step 2: Convert to fraction form
    47,347.44/65,339.78 = 25,838.70/x
  3. Step 3: Cross multiply
    47,347.44x = 65,339.78 × 25,838.70
  4. Step 4: Simplify right side
    47,347.44x = 1,688,294,973.49
  5. Step 5: Solve for x
    x = 1,688,294,973.49/47,347.44
  6. Step 6: Final answer
    x = 35,657.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.